arm64: zynqmp: Remove snps,enable_guctl1_ipd_quirk property

Remove undocumented DT property. Suggested solution was to apply quirk
via glue logic driver that's why make no sense to have it listed in DT.

Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/2067eefbad161dee64b1dc7d97c498f09a8307a2.1708962844.git.michal.simek@amd.com

arch/arm/dts/zynqmp.dtsi

@@ -1008,7 +1008,6 @@
 				/* iommus = <&smmu 0x860>; */
 				snps,quirk-frame-length-adjustment = <0x20>;
 				clock-names = "ref";
-				snps,enable_guctl1_ipd_quirk;
 				snps,resume-hs-terminations;
 				/* dma-coherent; */
 			};
@@ -1040,7 +1039,6 @@
 				/* iommus = <&smmu 0x861>; */
 				snps,quirk-frame-length-adjustment = <0x20>;
 				clock-names = "ref";
-				snps,enable_guctl1_ipd_quirk;
 				snps,resume-hs-terminations;
 				/* dma-coherent; */
 			};